CVE-2022-0934
- State
- Published
- Severity
- 7.5 High
- Published
- Aug 29, 2022
- Updated
- Nov 3, 2025
- Reserved
- Mar 11, 2022
Description
A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a crafted packet processed by dnsmasq, potentially causing a denial of service.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-416 Use After Free
Affected Products
| Product | Versions |
|---|---|
dnsmasqn/a |
|
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2057075
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39
- https://access.redhat.com/security/cve/CVE-2022-0934
- https://lists.debian.org/debian-lts-announce/2024/11/msg00035.html
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